Other Operating Income (Expense) (Tables)

12 Months Ended

Dec. 31, 2024

Analysis of income and expense [abstract]

Schedule of Other Operating Income (Expense)

(CAD$ in millions)	2024		2023
Settlement pricing adjustments (Note 34(b))	$	65	$	7
Share-based compensation (Note 29(e))	(91)		(81)
Environmental costs and remeasurement of decommissioning and restoration    provisions for closed operations	—		(119)
Care and maintenance costs	(51)		(39)
Social responsibility and donations	(59)		(62)
Gain on disposal or contribution of assets	27		183
Impairment of intangible assets	(37)		(88)
Commodity derivatives	90		(12)
Depreciation of corporate assets	(47)		(41)
Take-or-pay contract costs	(10)		(30)
Other	(38)		(109)
	$	(151)	$	(391)